As the culture festival approaches, Yushi begins to get to know Konatsu.  He realizes that Chiaki's relaxed attitude is a way of showing all of the students that he trusts them.
Aw, don't be like that.
!لا تكن هكذا
Och, stell dich nicht so an!
¡No digas eso!
¡No digas eso!
Eddai, non dire queste cattiverie!
Ah, não precisa ser assim!
Ну не говори так.